CARBONIC a.
Of, pertaining to, or obtained from, carbon; as, carbonic oxide. Carbonic acid (Chem.), an acid H2CO3, not existing separately, which, combined with positive or basic atoms or radicals, forms carbonates. On common language the term is very generally applied to a compound of carbon and oxygen, CO2, more correctly called…
CARBONIFEROUS a.
Producing or containing carbon or coal. Carboniferous age (Geol.), the age immediately following the Devonian, or Age of fishes, and characterized by the vegatation which formed the coal beds. This age embraces three periods, the Subcarboniferous, the Carboniferous, and Permian. See Age of acrogens, under Acrogen. --…
CARBONYL n.
'\'b7, occuring, always combined, in many compounds, as the aldehydes, the ketones, urea, carbonyl chloride, etc.
CARBOXIDE n.
A compound of carbon and oxygen, as carbonyl, with some element or radical; as, potassium carboxide. Potassium carboxide, a grayish explosive crystalline compound, C6O6K, obtained by passing carbon monoxide over heated potassium.
CARBUNCLE n. 3 definitions
A beautiful gem of a deep red color (with a mixture of scarlet) called by the Greeks anthrax; found in the East Indies. When held up to the sun, it loses its deep tinge, and becomes of the color of burning coal. The name belongs for the most part to ruby sapphire, though it has been also given to red spinel and garnet.…